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48 lines
1.8 KiB
YAML
48 lines
1.8 KiB
YAML
groups:
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- name: couchbase
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rules:
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- alert: CouchbaseHighCPUUsage
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annotations:
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description: '{{ printf "%.0f" $value }} percent CPU usage on node {{$labels.instance}}
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and on cluster {{$labels.couchbase_cluster}}, which is above the threshold
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of 85.'
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summary: The node CPU usage has exceeded the critical threshold.
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expr: |
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(sys_cpu_utilization_rate) > 85
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for: 5m
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labels:
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severity: critical
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- alert: CouchbaseHighMemoryUsage
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annotations:
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description: '{{ printf "%.0f" $value }} percent memory usage on node {{$labels.instance}}
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and on cluster {{$labels.couchbase_cluster}}, which is above the threshold
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of 85.'
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summary: There is a limited amount of memory available for a node.
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expr: |
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100 * (sys_mem_actual_used / clamp_min(sys_mem_actual_used + sys_mem_actual_free, 1)) > 85
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for: 5m
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labels:
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severity: critical
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- alert: CouchbaseMemoryEvictionRate
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annotations:
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description: '{{ printf "%.0f" $value }} evictions in bucket {{$labels.bucket}},
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on node {{$labels.instance}}, and on cluster {{$labels.couchbase_cluster}},
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which is above the threshold of 10.'
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summary: There is a spike in evictions in a bucket, which indicates high memory
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pressure.
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expr: |
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(kv_ep_num_value_ejects) > 10
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for: 5m
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labels:
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severity: warning
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- alert: CouchbaseInvalidRequestVolume
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annotations:
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description: '{{ printf "%.0f" $value }} invalid requests to {{$labels.couchbase_cluster}},
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which is above the threshold of 1000.'
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summary: There is a high volume of incoming invalid requests, which may indicate
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a DOS or injection attack.
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expr: |
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sum without(instance, job) (rate(n1ql_invalid_requests[2m])) > 1000
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for: 2m
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labels:
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severity: warning
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